7 CBS Sync Facts from "Scream" - Criminal Minds S10 E15

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Martin Kove

Martin Kove, who plays John Folkmore, is an American actor best known for his roles on “Rambo: First Blood Part II” and “Cagney & Lacey.” Kove also played Cobra Kai sensei John Kreese in the 1984 film “The Karate Kid.”